./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label03.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7529e30a41438c70cecb88ee0b90f16f00c1b24 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label03.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7529e30a41438c70cecb88ee0b90f16f00c1b24 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:14,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:14,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:14,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:14,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:14,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:14,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:14,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:14,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:14,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:14,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:14,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:14,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:14,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:14,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:14,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:14,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:14,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:14,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:14,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:14,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:14,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:14,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:14,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:14,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:14,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:14,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:14,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:14,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:14,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:14,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:14,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:14,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:14,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:14,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:14,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:14,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:14,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:14,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:14,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:14,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:14,283 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:14,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:14,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:14,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:14,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:14,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:14,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:14,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:14,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:14,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:14,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:14,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:14,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:14,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:14,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:14,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:14,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:14,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:14,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:14,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:14,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:14,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:14,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:14,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:14,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:14,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:14,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:14,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:14,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:14,351 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7529e30a41438c70cecb88ee0b90f16f00c1b24 [2019-11-27 15:46:14,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:14,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:14,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:14,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:14,934 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:14,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-27 15:46:15,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df2aa608/88bd20674a8741d5aa878fea9178d0d3/FLAGc1a3f0c46 [2019-11-27 15:46:17,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:17,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-27 15:46:17,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df2aa608/88bd20674a8741d5aa878fea9178d0d3/FLAGc1a3f0c46 [2019-11-27 15:46:17,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7df2aa608/88bd20674a8741d5aa878fea9178d0d3 [2019-11-27 15:46:17,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:17,268 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:17,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:17,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:17,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:17,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:17" (1/1) ... [2019-11-27 15:46:17,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:17, skipping insertion in model container [2019-11-27 15:46:17,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:17" (1/1) ... [2019-11-27 15:46:17,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:17,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:22,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:22,339 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:25,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:25,290 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:25,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25 WrapperNode [2019-11-27 15:46:25,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:25,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:25,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:25,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:25,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:25,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:25,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:25,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:25,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:25,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:25,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:25,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:26,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:26,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:26,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:26,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:26,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:25" (1/1) ... [2019-11-27 15:46:26,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:26,880 INFO L168 Benchmark]: Toolchain (without parser) took 9604.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 773.8 MB in the end (delta: 159.3 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,881 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:26,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8020.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 902.3 MB in the end (delta: 30.8 MB). Peak memory consumption was 272.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 677.74 ms. Allocated memory is still 1.0 GB. Free memory was 902.3 MB in the beginning and 827.2 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,894 INFO L168 Benchmark]: Boogie Preprocessor took 897.93 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 773.8 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:26,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8020.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 902.3 MB in the end (delta: 30.8 MB). Peak memory consumption was 272.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 677.74 ms. Allocated memory is still 1.0 GB. Free memory was 902.3 MB in the beginning and 827.2 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 897.93 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 773.8 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:46:30,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:30,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:30,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:30,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:30,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:30,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:30,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:30,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:30,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:30,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:30,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:30,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:30,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:30,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:30,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:30,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:30,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:30,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:30,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:30,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:30,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:30,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:30,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:30,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:30,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:30,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:30,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:30,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:30,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:30,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:30,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:30,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:30,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:30,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:30,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:30,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:30,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:30,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:30,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:30,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:30,912 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:30,952 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:30,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:30,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:30,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:30,960 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:30,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:30,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:30,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:30,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:30,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:30,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:30,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:30,966 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:30,968 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:30,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:30,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:30,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:30,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:30,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:30,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:30,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:30,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:30,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:30,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:30,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:30,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:30,975 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:30,975 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:30,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:30,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:30,979 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7529e30a41438c70cecb88ee0b90f16f00c1b24 [2019-11-27 15:46:31,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:31,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:31,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:31,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:31,554 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:31,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-27 15:46:31,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5d02689/944f659591b84a00a380182ec29ace9d/FLAGf41a7e0ac [2019-11-27 15:46:33,940 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:33,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-27 15:46:34,079 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5d02689/944f659591b84a00a380182ec29ace9d/FLAGf41a7e0ac [2019-11-27 15:46:34,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5d02689/944f659591b84a00a380182ec29ace9d [2019-11-27 15:46:34,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:34,138 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:34,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:34,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:34,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:34,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:34,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:34, skipping insertion in model container [2019-11-27 15:46:34,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:34" (1/1) ... [2019-11-27 15:46:34,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:34,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:39,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:39,876 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:42,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:42,721 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:42,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42 WrapperNode [2019-11-27 15:46:42,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:42,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:42,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:42,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:42,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:42,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:43,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:43,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:43,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:43,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:43,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:44,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:44,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:42" (1/1) ... [2019-11-27 15:46:44,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:44,329 INFO L168 Benchmark]: Toolchain (without parser) took 10182.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 755.2 MB in the end (delta: 177.9 MB). Peak memory consumption was 177.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,330 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:46:44,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8582.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 883.3 MB in the end (delta: 49.8 MB). Peak memory consumption was 268.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 836.75 ms. Allocated memory is still 1.0 GB. Free memory was 883.3 MB in the beginning and 806.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,340 INFO L168 Benchmark]: Boogie Preprocessor took 753.35 ms. Allocated memory is still 1.0 GB. Free memory was 806.5 MB in the beginning and 755.2 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:44,352 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8582.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 883.3 MB in the end (delta: 49.8 MB). Peak memory consumption was 268.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 836.75 ms. Allocated memory is still 1.0 GB. Free memory was 883.3 MB in the beginning and 806.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 753.35 ms. Allocated memory is still 1.0 GB. Free memory was 806.5 MB in the beginning and 755.2 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...